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MARY G. TIERNEY M.D.
NPI 1073889499
Family Medicine in Willow Street, PA

Active since March 29, 2012Opted out of Medicare · through Aug 26, 2026
2819 WILLOW STREET PIKE, SUITE J, WILLOW STREET, PA 17584(717) 723-9104(717) 349-9388 Get Directions Write a Review

NPPES record last updated: January 5, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 5, 2023, Dec 12, 2018, Sep 19, 2018 and 2 more (5 updates tracked since 2016).

About Mary G. Tierney M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARY G. TIERNEY M.D. (NPI 1073889499) is an individual family medicine provider in Willow Street, Pennsylvania, licensed in Pennsylvania (MD456991) and active in the NPI registry since March 2012. She has opted out of Medicare through August 26, 2026 and remains eligible to order and refer.

NPPES Registry Identity

NPI1073889499
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameMARY G. TIERNEYCredential: M.D.
Location Address2819 WILLOW STREET PIKE, SUITE JWillow Street, PA 17584-1758
Mailing Address1227 Willow Street PikeLancaster, PA 17602-4631 · (717) 723-9104 · Fax (717) 349-9388
Phone(717) 723-9104
Fax(717) 349-9388
Sole ProprietorNo
Enumeration DateMarch 29, 2012
Last NPPES UpdateJanuary 5, 20235 updates tracked since enumeration
NPPES CertifiedJanuary 5, 2023
✔ NPI 1073889499 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in PA · MD456991✔ Licensed in VA · 0101258266✔ Licensed in MD · D94419
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedAcupuncturistTaxonomy 171100000X · License PAK000223 (PA)
Also ListedFamily Medicine · Sports MedicineTaxonomy 207QS0010X · License MD456991 (PA)
2819 WILLOW STREET PIKE, Willow Street, PA 17584
Open in Google Maps ↗

Other Identifiers 1

Other88-0786906PA · Family Medicine

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Mary G. Tierney M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from August 26, 2022 through August 26, 2026.

Opt-Out Effective DateAugust 26, 2022
Opt-Out In Effect ThroughAugust 26, 2026Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 17584 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$84.88 typical visit price
range $54.64 – $166.87
Typical copayment $21.22 (range $13.66 – $41.71)
Most-billed visit code 99203
Established Patient
$96.82 typical visit price
range $17.33 – $135.84
Typical copayment $24.20 (range $4.33 – $33.96)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. CORINNE DANIELLE BLACKMUN LMSW
Social Worker
2819 WILLOW STREET PIKE, SUITE N
WILLOW STREET, PA 17584
Lancaster County (717) 464-1450
VICTORIA VANBUREN M.S.
Counselor (Mental Health)
2819 WILLOW STREET PIKE
WILLOW STREET, PA 17584
Lancaster County (717) 464-1464
MOVEMENT MATTERS CHIROPRACTIC, LLC
Chiropractor
2819 WILLOW STREET PIKE, SUITE B
WILLOW STREET, PA 17584
Lancaster County (717) 229-7292
THE HEALTHY FOOT LLC
Podiatrist (Primary Podiatric Medicine)
2819 WILLOW STREET PIKE, SUITE B
WILLOW STREET, PA 17584
Lancaster County (717) 203-6377
KARILYN GRACE BELA
Counselor (Mental Health)
2819 WILLOW STREET PIKE
WILLOW STREET, PA 17584
Lancaster County (717) 464-1464

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mary Tierney's NPI number?

The NPI number for Mary Tierney is 1073889499. It was assigned to this individual provider in the NPPES registry on March 29, 2012.

Where is Mary Tierney located?

Mary Tierney practices at 2819 Willow Street Pike Suite J, Willow Street, PA 17584. The listed phone number is (717) 723-9104.

What is Mary Tierney's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Mary Tierney enrolled in Medicare?

No. Mary Tierney has opted out of Medicare through August 26, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Mary Tierney was last updated on January 5, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.